MenarcheWomen's HealthWomenPuberty, DelayedAge FactorsMenopausePubertyReproductive HistoryMenstruation DisturbancesParityPuberty, PrecociousMenstruationPregnancyBody Mass IndexRisk FactorsPregnant WomenBody HeightBattered WomenCohort StudiesQuestionnairesPostmenopauseContraceptives, OralSexual DevelopmentCross-Sectional StudiesPremenopauseMenstrual CycleCase-Control StudiesWomen's Health ServicesLongitudinal StudiesWomen's RightsAge of OnsetEuropean Continental Ancestry GroupSex FactorsGravidityFollow-Up StudiesSocioeconomic FactorsWomen, WorkingOdds RatioUnited StatesAmenorrheaBirth WeightIncidenceLogistic ModelsDysmenorrheaMaternal AgeAdolescent DevelopmentObesitySexual MaturationLinear ModelsPhysicians, WomenTime FactorsBody WeightGymnasticsContraceptives, Oral, HormonalGrowthSmokingBreast FeedingAnthropometryOligomenorrheaAbortion, SpontaneousMammographyPregnancy Complications, InfectiousRiskInfant, NewbornPremenstrual SyndromeRegression AnalysisAgingAge DistributionPolycystic Ovary SyndromeHair PreparationsInfertility, FemaleConfidence IntervalsRisk AssessmentRetrospective StudiesBreast NeoplasmsEstrogensProportional Hazards ModelsBone DensityDietPregnancy OutcomePrenatal Care